HI,
my servo amplifier is Digitax ST base from ControllTechniques.
Klemen.
On Sat, Sep 19, 2009 at 7:53 PM, Peter C. Wallace <p...@mesanet.com> wrote:
> On Sat, 19 Sep 2009, Klemen Ozebek wrote:
>
> > Date: Sat, 19 Sep 2009 11:56:00 +0200
> > From: Klemen Ozebek <klemen.oze...@gmail.com>
> > To: "Enhanced Machine Controller (EMC)" <emc-users@lists.sourceforge.net
> >
> > Subject: Re: [Emc-users] 7I33 and mesa 5I20
> >
> > Hi Guys,
> >
> > I set the .scale factor to 10 and now i get the right values from the
> test
> > program. I tried to drive motor with sample configuration hm2 with 5i20
> card
> > and 7i33, but i allways get the following error, no matter how high i set
> > the min_ferror and ferror. I have a linear encoder with 1000 pulses for
> 1mm.
> > In the attachment is halscope screenshot, hal file, ini file and
> screenshot
> > of axis. Please suggest a solution.
> >
> > Best regards.
> >
> > Klemen
> >
>
> Actually looks about right now (probably more gain would be helpful)
>
> FE errors should be expected if you input a position command waveform that
> the
> servo/mechanics can't follow (your ~10 ms risetime input step)
>
> Also something is pretty strange in the halscope image, it looks like the
> encoder counts start changing before the step occurs, so either something
> is
> wrong in the synchronism of the traces or you have invented a prescient
> servo
> system...
>
>
> What is the motor drive amplifier?
>
>
> Peter Wallace
> Mesa Electronics
>
> (\__/)
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>
>
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